Phantom Down Under

One day at Holly Middle School,someone threatens,"Get out or Else!!!" on the white board with something that looked like blood.Four friends see a dark figure go into the tunnel under the school,and they follow it.
THIS BOOK IS WRITTEN BY ME AND ANOTHER WRITTER,SO ITS ON HER PAGE TWO BUT ITS THE SAME THING.I WRITE SOME AND SHE WRITES SOME AND TOGETHER THIS BOOK WILL BE AMAZING!!